Table 2.

Ordinary Least square regression results, using robust estimation methods – model without imputation of missing data, N = 250

Variable	Description	β Coef	SE	T	P
Ln GDP per capita	Natural log of GDP per capita in 2000 US $	0. 847	0.031	27.12	<0.001
Ln visits per provider per day	Natural log of number of visits per provider per day	-0.32	0.06	-5.33	<0.001
Capital costs	Dummy variable for inclusion of capital costs. Included = 1	0.14	0.10	1.34	0.182
Communist	Dummy for communist and Ex communist	-1.16	0.17	-6.64	<0.001
Public	Dummy for public facility. Public = 1	-0.39	0.24	-1.59	0.114
Constant		-4.15	0.33	-12.50	<0.001

Dependent variable: Natural log cost per outpatient visit in 2000 US $

Adjusted R²= 0.658

F statistic = 152.40

p of F statistic < 0.00001